435 CDUS41 KLWX 150527 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 1227 AM EST SAT JAN 15 2022 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 14 2022... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1960 TO 2022 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 46 3:15 PM 72 1995 42 4 56 MINIMUM 28 2:46 AM 5 1970 25 3 24 AVERAGE 37 34 3 40 PRECIPITATION (IN) YESTERDAY 0.00 1.79 2005 0.10 -0.10 0.00 MONTH TO DATE 2.03 1.32 0.71 1.14 SINCE DEC 1 2.49 4.62 -2.13 6.95 SINCE JAN 1 2.03 1.32 0.71 1.14 SNOWFALL (IN) YESTERDAY 0.0 0.3 1978 0.2 -0.2 0.0 MONTH TO DATE 7.9 2.4 5.5 0.0 SINCE DEC 1 7.9 5.2 2.7 2.4 SINCE JUL 1 7.9 5.5 2.4 2.4 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 28 31 -3 25 MONTH TO DATE 418 430 -12 385 SINCE DEC 1 1033 1275 -242 1187 SINCE JUL 1 1759 2175 -416 1854 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 0 0 0 0 ................................................................... WIND (MPH) HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (340) HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 12.0 SKY COVER AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 82 3:00 AM LOWEST 51 3:00 PM AVERAGE 67 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 42 68 2007 MINIMUM TEMPERATURE (F) 25 -7 1964 SUNRISE AND SUNSET JANUARY 15 2022.......SUNRISE 7:27 AM EST SUNSET 5:12 PM EST JANUARY 16 2022.......SUNRISE 7:27 AM EST SUNSET 5:13 PM EST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$